package net.lzzy.gitdemo;

import java.io.*;
public class Java_demo {
    public static void main(String[] args) throws IOException {
        try (
                //Create an output stream to the file
                FileOutputStream output = new FileOutputStream( "temp. dat");
    ){
        // Output values to the file
        for (int i = 1; i <=10; i++)
            output.write(i);
    }

    try (
            //Create an input stream for the file
            FileInputStream input = new FileInputStream("temp. dat");
    ) {
        //Read values from the file
        int value;
        while ((value = input.read()) != -1)
            System.out.print(value + "");
        }
    }

}
